{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1390556739",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x70df39084464c370dd600eee5c513f3b1a8c1eacb67ccf3a2e3b0d10a1baebf1",
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    "signer": "0x94072C091E5edAf7bbccf2aC8257a1590541a307",
    "userId": "987917854"
  }
}